<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>

</body>
<script>
    // 2 5 3 4 1
	setTimeout(() => {
		console.log(1);
	}, 0)
	new Promise((resolve) => {
		console.log(2);
		resolve()
	}).then(() => {
		console.log(3);
	}).then(() => {
		console.log(4);
	})
	console.log(5);
</script>
</html>